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added an example figure for motion blur

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Wenzel Jakob 2013-01-29 15:28:29 -05:00
parent 6c392aa2f5
commit 0d7c279e88
2 changed files with 8 additions and 3 deletions
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doc/format.tex
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@ -97,7 +97,7 @@ and one or more emitters. Here is a more complex example:
<!-- This mesh is an area emitter --> <!-- This mesh is an area emitter -->
<emitter type="area"> <emitter type="area">
<rgb name="intensity" value="100,400,100"/> <rgb name="radiance" value="100,400,100"/>
</emitter> </emitter>
</shape> </shape>
</scene> </scene>
@ -289,7 +289,7 @@ do not explicitly have to be specified.
\subsection{Animated transformations} \subsection{Animated transformations}
Most shapes, emitters, and sensors in Mitsuba can accept both normal transformations Most shapes, emitters, and sensors in Mitsuba can accept both normal transformations
and \emph{animated transformations} as parameters. The latter is useful to and \emph{animated transformations} as parameters. The latter is useful to
render scenes involving motion blur. The syntax used to specify these render scenes involving motion blur (Figure~\ref{fig:animated-transform}). The syntax used to specify these
is slightly different: is slightly different:
\begin{xml} \begin{xml}
<animation name="trafoProperty"> <animation name="trafoProperty">
@ -304,6 +304,11 @@ is slightly different:
.. additional transformations (optional) .. .. additional transformations (optional) ..
</animation> </animation>
\end{xml} \end{xml}
\renderings{
\fbox{\includegraphics[width=.6\textwidth]{images/animated_transform}}\hfill\,
\caption{\label{fig:animated-transform}Beware the dragon: a triangle mesh undergoing linear motion with several keyframes (object courtesy of XYZRGB)}
}
Mitsuba then decomposes each transformation into a scale, translation, and Mitsuba then decomposes each transformation into a scale, translation, and
rotation component and interpolates\footnote{Using linear interpolation rotation component and interpolates\footnote{Using linear interpolation
for the scale and translation component and spherical linear quaternion for the scale and translation component and spherical linear quaternion
@ -311,7 +316,7 @@ interpolation for the rotation component.} these for intermediate
time values. time values.
It is important to specify appropriate shutter open/close times It is important to specify appropriate shutter open/close times
to the sensor so that the motion is visible. to the sensor so that the motion is visible.
\newpage
\subsection{References} \subsection{References}
Quite often, you will find yourself using an object (such as a material) in many places. To avoid having Quite often, you will find yourself using an object (such as a material) in many places. To avoid having
to declare it over and over again, which wastes memory, you can make use of references. Here is an example to declare it over and over again, which wastes memory, you can make use of references. Here is an example

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